/* ============================================================
   Aurel Applis — shared stylesheet
   ============================================================ */

:root {
  --bg: #fafafa;
  --bg-elev: #ffffff;
  --bg-soft: #f3f4f6;
  --text: #111827;
  --text-soft: #4b5563;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-soft: #eef2ff;
  --play: #34a853;
  --play-hover: #2d8c46;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 4px 12px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.08);
  --maxw: 1100px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0d10;
    --bg-elev: #15181d;
    --bg-soft: #1c2026;
    --text: #f3f4f6;
    --text-soft: #d1d5db;
    --text-muted: #9ca3af;
    --border: #2a2f37;
    --accent: #818cf8;
    --accent-hover: #a5b4fc;
    --accent-soft: #1e1b4b;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.3);
    --shadow: 0 4px 12px rgba(0,0,0,.35);
    --shadow-lg: 0 12px 32px rgba(0,0,0,.5);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 { line-height: 1.25; color: var(--text); margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.125rem; font-weight: 600; }
p  { color: var(--text-soft); margin: 0 0 1em; }

/* ---------- Layout ---------- */

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / nav ---------- */

.site-header {
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(10px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.nav-brand {
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--text);
  letter-spacing: -0.01em;
}
.nav-brand span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}
.nav-links a {
  color: var(--text-soft);
  font-weight: 500;
  font-size: .95rem;
}
.nav-links a:hover { color: var(--text); }

.lang-switcher {
  display: flex;
  gap: 4px;
  align-items: center;
  margin-left: 12px;
  padding-left: 16px;
  border-left: 1px solid var(--border);
}
.lang-switcher a {
  padding: 4px 8px;
  border-radius: 6px;
  font-size: .8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.lang-switcher a:hover {
  background: var(--bg-soft);
  color: var(--text);
}
.lang-switcher a.active {
  background: var(--accent-soft);
  color: var(--accent);
}

/* Compact lang switcher: show only language code on smaller screens.
   We render the full name in the HTML but visually show 2-letter code via data attribute. */
@media (max-width: 720px) {
  .lang-switcher {
    margin-left: 8px;
    padding-left: 8px;
    gap: 2px;
  }
  .lang-switcher a {
    font-size: .7rem;
    padding: 4px 6px;
  }
}

/* ---------- Hero (home) ---------- */

.hero {
  padding: 80px 0 48px;
  text-align: center;
}
.hero h1 { margin-bottom: 16px; }
.hero p.lead {
  font-size: 1.2rem;
  color: var(--text-soft);
  max-width: 640px;
  margin: 0 auto 24px;
}
.hero .meta {
  color: var(--text-muted);
  font-size: .9rem;
}

/* ---------- App grid (home) ---------- */

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 24px 0 96px;
}

.app-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  box-shadow: var(--shadow-sm);
}
.app-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.app-card-head {
  display: flex;
  align-items: center;
  gap: 16px;
}
.app-card-logo {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: var(--bg-soft);
  flex-shrink: 0;
  object-fit: cover;
}
.app-card-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}
.app-card-cat {
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.app-card-desc {
  color: var(--text-soft);
  font-size: .95rem;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-card-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s, color .15s, transform .1s;
  cursor: pointer;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-secondary {
  background: var(--bg-elev);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--bg-soft);
  color: var(--text);
  border-color: var(--text-muted);
}
.btn-play {
  background: var(--play);
  color: #fff;
}
.btn-play:hover { background: var(--play-hover); color: #fff; }
.btn.disabled {
  pointer-events: none;
  opacity: .6;
  cursor: not-allowed;
}

/* Playground placeholder logo */
.placeholder-logo {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  text-shadow: 0 1px 2px rgba(0,0,0,.15);
  letter-spacing: -0.02em;
}
.playground-card .app-card-desc {
  visibility: hidden;
}

/* ---------- App detail page ---------- */

.app-detail {
  padding: 48px 0 80px;
}
.app-hero {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.app-hero-logo {
  width: 128px;
  height: 128px;
  border-radius: 24px;
  background: var(--bg-soft);
  box-shadow: var(--shadow);
  flex-shrink: 0;
  object-fit: cover;
}
.app-hero-info { flex: 1; min-width: 240px; }
.app-hero-info h1 { margin-bottom: 8px; }
.app-hero-cat {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.app-hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.app-section-block {
  margin-bottom: 40px;
}
.app-section-block h2 {
  font-size: 1.25rem;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.app-section-block p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.screenshots img {
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

/* ---------- Privacy page ---------- */

.privacy {
  padding: 48px 0 80px;
  max-width: 760px;
  margin: 0 auto;
}
.privacy h1 { margin-bottom: 8px; }
.privacy .updated {
  color: var(--text-muted);
  font-size: .9rem;
  margin-bottom: 32px;
}
.privacy h2 {
  font-size: 1.25rem;
  margin-top: 32px;
  margin-bottom: 12px;
}
.privacy ul { color: var(--text-soft); padding-left: 24px; }
.privacy li { margin: 6px 0; }
.privacy .callout {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin: 24px 0;
  color: var(--text);
}

.privacy-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  padding: 0;
  list-style: none;
  margin: 32px 0;
}
.privacy-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-weight: 500;
  transition: border-color .15s, transform .1s;
}
.privacy-list a:hover { border-color: var(--accent); transform: translateY(-1px); }
.privacy-list img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 40px;
  background: var(--bg-elev);
}
.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.site-footer p { margin: 0; color: var(--text-muted); font-size: .9rem; }
.site-footer .links { display: flex; gap: 20px; }
.site-footer .links a { color: var(--text-muted); font-size: .9rem; }
.site-footer .links a:hover { color: var(--text); }

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .hero { padding: 56px 0 32px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: .85rem; }
  .app-hero { gap: 20px; }
  .app-hero-logo { width: 96px; height: 96px; border-radius: 18px; }
  .screenshots { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}